Bump @actions/cache to v6.1.0 - handle cache write error due to RO token

.licenses/npm/@azure/core-rest-pipeline.dep.yml

@@ -1,9 +1,9 @@
 ---
 name: "@azure/core-rest-pipeline"
-version: 1.23.0
+version: 1.24.0
 type: npm
 summary: Isomorphic client library for making HTTP requests in node.js and browser.
-homepage: https://github.com/Azure/azure-sdk-for-js/blob/main/sdk/core/core-rest-pipeline/
+homepage: https://github.com/Azure/azure-sdk-for-js/tree/main/sdk/core/core-rest-pipeline/README.md
 license: mit
 licenses:
 - sources: LICENSE